11 of 11 Items .... Source: Fawn Nguyen

Problems, Questions, and Puzzles to spark discussion and argument in the maths classroom.

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What things do we know?

What lines do we need to construct?

What unknowns do we need to plop a variable on?



Is this a problem best given to a Geometry class, an Algebra class, or Pre-Calculus class?


.: [ALL], [Fawn Nguyen], [Notice, Wonder].

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What are some different ways we might find the greater product here?


35 * 29  OR  39 * 25


Can you do this algebraically?

Graphically?




.: [MS Math], [Fawn Nguyen], [Number Theory].

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What about the Sequel?


.: [MS Math], [Fawn Nguyen], [How Many Ways?].

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Stop the video before he starts giving out answers.


Well?


.: [MS Math], [Fawn Nguyen], [How Many Ways?].

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Area at step 12?


.: [PRE-CALC], [Fawn Nguyen], [Find the Pattern].

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Step 43?

Each vertex of a n-sided polygon connects to how many other vertices? And count each diagonal only once ...


.: [GEOM], [Fawn Nguyen], [Find the Pattern].

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Alfred & Bhavin are on a run from X to Y.

Alfred runs half the way & walks the other half. Bhavin runs for 1/2 the time and walks for the other half. They both run and walk at same speeds.

Who finishes 1st?


.: [ALG1], [Fawn Nguyen], [Notice, Wonder].

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And how do you know?
Which Mental Math method or process did you use?



.: [MS Math], [Fawn Nguyen], [Which Would You Choose?].

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Here is a beautiful visual pattern from @JASauer.

I had fun seeing it my way. How do you see the pattern growing?


.: [ALL], [Fawn Nguyen], [Find the Pattern].

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Fawn Nguyen:

I'm afraid I have a new favorite pattern, #388 from student Min Jung Kim. How do you see it grow? What is the equation?


.: [MS Math], [Fawn Nguyen], [Find the Pattern].

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.: [MS Math], [Fawn Nguyen], [WODB].
that's it.